Employee Benefits (Summary of Expenses for Bank's Defined Contribution Plans) (Details) - CAD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Jul. 31, 2026 |
Jul. 31, 2025 |
Jul. 31, 2026 |
Jul. 31, 2025 |
|
| Disclosure of defined benefit plans [line items] | ||||
| Defined Contribution Plan Expenses | $ 248 | $ 210 | $ 837 | $ 761 |
| Defined contribution pension plans [member] | ||||
| Disclosure of defined benefit plans [line items] | ||||
| Defined Contribution Plan Expenses | 100 | 82 | 303 | 273 |
| Government pension plans [member] | ||||
| Disclosure of defined benefit plans [line items] | ||||
| Defined Contribution Plan Expenses | $ 148 | $ 128 | $ 534 | $ 488 |